JPH0625534Y2 - Roof structure - Google Patents

Description

[Detailed Description of the Invention] [Industrial field of application] The present invention relates to a roof assembly structure that can conveniently support the eaves part when forming a large roof.

[Problems to be solved by conventional techniques and devices]

Conventionally, work on the roof has been done by sequentially lifting and building the purlins, nose purlins, etc. along with the purlins on the beam material at the top of the main body of the house using bundles, etc., increasing the number of times each component is lifted. In addition, the work time was extended, the construction efficiency was lowered, and the construction cost was increased.

Therefore, in the Japanese Patent Publication No. 4-54018, the present applicant proposes a plurality of mountain-shaped ramen c ... In which a doglegged b-shaped beam b is bridged between the upper ends of columns a as shown in FIG. 5 (a). A roof construction method has been proposed in which a roof frame structure e integrally connected by a connecting beam d is formed in advance, and the roof frame structure e is erected between the beam members f and f at the upper end of the main body of the house to simplify the above-mentioned ridge work.

However, this product can further improve productivity and cost reduction by standardizing the mountain-shaped ramen c, but on the other hand, it causes a reduction in design freedom due to restrictions such as dimensions, and as shown in FIG. As indicated by the one-dot chain line in b), the roof R
It has been found that the lower surface of the roof to be expanded and the upper surface of the frame material for forming the outer wall are too close to each other when expanding the living space, and as a result, a new roof construction structure is required to support the roof eaves. Is required.

The present invention is particularly suitable for use in a house having such a mountain-shaped ramen, and an object thereof is to provide a roof construction structure that can conveniently support the eaves part when expanding a floating roof.

[Means for Solving the Problems]

In order to achieve the above object, the roof construction structure of the present invention is a large-scale structure that covers the house appendage (Hb) integral with the house body (Ha) by extending the sloping roof of the house body (Ha) toward the eaves. A beam structure (15) for forming a roof (R), the beam member (15) being parallel to the eaves arranged on the main body (Ha) of the house on the extension side of the roof (R). ), The inner end of which is fixed and which extends outward toward the eaves side of the roof (R), and the slanted beam portion (3) which extends outward and obliquely downward at the outer end thereof, A frame beam (12) integrally formed with a horizontal portion (4) having a small length and extending outwardly at the outer end is provided, and the frame beam (12) is provided on the upper surface of the horizontal portion (4). Outer edge (4a) of horizontal part (4)
At the upper end of the standing piece (10) that rises inward from the house, the same slope as the timber (52) extending from the house body (Ha) and forming the roof (R), and the timber (52)
Is fixed to a wooden fixing metal fitting (8) provided with a receiving piece (11) on which the vertical timber (57B) can be placed near the outer end of the horizontal beam portion (2). 52)
The receiving bar (57) provided with the receiving piece (57C) on which the timber (52) can be placed is bolted to the receiving piece (11) and the receiving piece (57C). By bolting the timber (52), the eaves side of the barrel timber (52) is supported.

[Action]

In the case of the rafter fixing metal fitting configured in this manner, since the standing piece is erected at a position more inward than the outer edge of the horizontal portion of the frame beam having the inclined beam portion, when the upper surface of the horizontal portion and the lower surface of the roof are close to each other, Can also conveniently support the eaves of the roof. In addition, the sagging wood is the same as the receiving piece of the sagging wood fixing metal,
Since it is supported by the receiving piece of the receiving bar, it is possible to stabilize the installation of the barrel timber, improve the construction quality, and form a large roof by the frame beams protruding from the beam material toward the eaves, living space Can be expanded.

〔Example〕

In the roof assembly structure of the present invention, one of the two flow roofs of the house main body Ha is extended to the eaves side, as illustrated in FIG. An example will be described with reference to the drawings, taking as an example the case of being used to form a large double-sloped roof R of a three-story building H covering the above.

In the roof assembly structure shown in the figure, a barrel fixing metal fitting 8 for fixing the timber 52 for forming the roof R is attached to the upper surface of the frame member 7 for forming the outer wall of the house H.

The house H is a beam parallel to the eaves which forms the floor girder of the third floor by being arranged between the upper ends of the center pillars 14 of the main body Ha of the house H, as shown schematically in FIG. Material 15, 15
In the meantime, the two roof frame structures 16 and 16 are located on the side of the keraba, and are bridged between them.
The upper roof assembly J1 supporting the upper portion of the roof R can be formed by connecting the main beams 19 and 20 in the form of purlins.

Such a roof frame structure 16 is assembled on the ground and then lifted up by using a crane or the like and the beam members 15, 15 are
It is handed over.

The roof frame structure 16 has a pair of left and right roof pillars 25 provided with an inclined piece 23 at the upper end of a pillar 22 whose lower end is fixed to the beam member 15, and the inclined pieces 23, 23 are opposed to each other, and Master beam piece 2 which inclines on both sides of the ridge between the tips
It comprises a mountain-shaped ramen 29 with a doglegged beam 27 having 6 and 26.

In addition, in this example, two Yamagata ramen 29 and 2 are arranged in parallel.
Purlin-shaped joint beam 31, purlin-shaped joint beams 32, 33 between 9
The roof frame structure 16 is formed by bridging the two and integrating them.

As shown in FIG. 2, the column 22 has the roof pillar 25 formed by integrally fixing the inclined piece 23 to one flange upper end of a base 35 made of H-shaped steel. At the lower end of 35, a leg portion 36 having a base piece 39 bolted to the beam member 15 at the lower end is formed.

The leg portion 36 is formed with a brace attachment piece 40A projecting in a direction orthogonal to the inclined piece 23, and the base portion 35 has a beam connection piece 40B and a brace attachment piece 40C extending in the same direction as the brace attachment piece 40A. And project.

Further, between the beam connecting pieces 40B, horizontal joint beams 41A, 4A which are orthogonal to the inclined pieces 23 at a low place different from the height of the inclined pieces 23 are provided.
1B is connected and each joint beam 41A, 41B
Reinforces the upper roof assembly J1 together with the brace B stretched between the mounting pieces 40A and 40C facing each other. The beam connecting piece 40B and the brace attaching pieces 40A, 40C are formed only on the side surface of the pillar 22 located on the side of the verge on the indoor side.

Further, both the inclined piece 23 and the V-shaped beam 27 have an H-shaped cross section.
By connecting the ends of the shaped steel with joint fittings 42, the tilted beam 23 and the V-shaped beam 27 are connected to each other to form a cross beam 30 supported by the support column 22.

Then, to the beam member 15 supporting the above roof assembly J1, the frame beams 12 extending outward toward the roof R eave tip portion are attached.

The frame beam 12 has an inner end fixed to the beam member 15 and a horizontal beam portion 2 which extends outwardly and obliquely downward to the outer end portion of the horizontal beam portion 2 which extends toward the eaves side of the roof R. A small-length horizontal portion 4 extending in one direction is integrally formed, and in this example,
It is located in the same vertical plane as the cross beam 30.

The frame beam 12 is made of I-shaped steel with flanges horizontally provided on the upper and lower ends of the web like the beam member 15, and the web 1A of the horizontal beam portion 2 is bolted to the connecting piece 45 protruding from the beam member 15. The inner end is fixed by,
In this example, the upper surface of the inclined beam portion 3 has the above-mentioned connecting beam 30.
The horizontal portion extends downward at a distance from the inclined surface S passing through the upper surface and extends at substantially the same inclination as the palm beam 30, and at the outer end thereof, the upper surface outer edge 4a ends at a position close to the inclined surface S. 4 protrudes.

The frame beams 12 are supported at their outer ends by the upper ends of the outer columns 13 standing upright along the outer wall of the house H and in parallel with the middle columns 14, and each frame beam 12 ... Joins the horizontal portions 4 and 4, for example. The beam pieces 49 are connected to each other.

The joint beam pieces 49 are made of I-shaped steel having the same cross-section as the frame beam 12, and the outer edge of the upper surface thereof is aligned with the outer edge 4a.

The outer end portion of the frame beam 12, that is, the horizontal portion 4, the outer column 13 and the joint beam piece 49 form a frame member 7 that forms an outdoor wall of the house by building an outer wall panel on each inwardly facing surface thereof, or A wood fixing member 8 which is an upper surface of the horizontal portion 4 is fixed.

The rafter fixing metal fitting 8 is provided with a base piece 9 bolted to the upper surface of the horizontal portion 4, and the outer edge of the base piece 9 is kept at a position more inward than the outer edge 4a, in this example, on the center of the outer column 13. The standing piece 10 is erected at the position, and the upper end of the standing piece 10 extends from the house main body Ha and has the same inclination as the timber 52 that forms the roof R, and the timber 52 that can be placed and faces inward. The piece 11 is provided, and in this example, the receiving piece 11 is reinforced by the reinforcing piece 53 rising from the base piece 9. The receiving piece 11 has a hole 55, and the hole 55
In this example, the eaves tip portion is supported by bolting the lower flange of the barrel wood 52 made of channel steel in this example.

Further, a joint bar 56 passing near the outer end of the horizontal beam section 2 is bridged between the frame beams 12, and a long receiving bar 57 for further supporting the timber 52 is provided on the upper surface of the joint bar 56. Is laid.

The connecting bar 56 is, for example, a flange 56B on the upper end of the web 56A.
A web 1 of the horizontal beam 2 made of T-shaped steel
By bolting the web 56A to the connecting piece 12B protruding from A, the upper surface of the web 56A is aligned and fixed to the upper surface of the horizontal beam portion 2.

Further, the receiving bar 57 has a vertical piece 57B standing upright on the outer end of a stand piece 57A bolted to the flange 56B, and at the upper end thereof, extends inward at the same inclination as the barrel wood 52, and further It has a receiving piece 57C on which the barrel 52 is placed. The receiving piece 57C is provided with a hole, and the lower flange of the barrel 52 is bolted to support the eaves side of the barrel 52 together with the barrel fixing bracket 8.

In this way, the barrel fixing member 8 raises the standing piece 10 at a position more inward than the outer edge 4a, so that even if the frame member 7 and the timber 52 are close to each other, the barrel 11 is supported by the receiving piece 11 thereof. Can support.

Further, another embodiment of the wood fixing metal fitting 8 shown in FIG. 4 is shown.

In the figure, the barrel fixing member 8 is formed of a long body extending between the frame beams 12 ..., and supports the barrel 52 located between the frame beams 12.

[Effect of device]

As mentioned above, in the roof construction structure of the present invention, the wooden fixing metal fittings, which are positioned inward of the outer edge and raise the standing piece, are attached to the upper surface of the horizontal portion of the frame beam extending outward from the beam material. Therefore, even when the barrel timber and the frame beam are close to each other, the barrel timber can be easily fixed. Further, since the frame beam has an inclined beam portion, it is possible to support an inclined sloping timber by the receiving bar arranged near the outer end of the horizontal beam portion and the sloping tree fixing metal fitting, and to enhance its mounting strength, The quality can be stabilized and the living space can be expanded conveniently.

[Brief description of drawings]

FIG. 1 is a schematic perspective view showing a frame structure of a house in which the present invention is adopted, and FIG. 2 is a perspective view showing an embodiment of the present invention,
FIG. 3 is a sectional view thereof, FIG. 4 is a front view showing another embodiment of the present invention, and FIGS. 5 (a) and 5 (b) are a sectional view and a perspective view for explaining a conventional technique. 2 ... horizontal beam part, 3 ... tilt beam part, 4 ... horizontal part, 4a ... outer edge, 8 ... barrel fixing metal fitting, 10 ... standing piece, 11 ... supporting piece, 12 ... framed beam, 15 ... beam material, 52 ... barrel Wood, 57 ... Receiving bar, 57B ... Standing piece, 57C ... Receiving piece, Ha ... House main body, Hb ... House appendage, R ... Roof.

Claims (1)

[Scope of utility model registration request] 1. A roof for forming a large roof (R) which extends a sloping roof of a house main body (Ha) toward the eaves toward the eaves and also covers a house appendage (Hb) integral with the house main body (Ha). A beam structure (15) parallel to the eaves arranged in the house body (Ha) on the extension side of the roof (R) and having an inner end fixed to the beam (15) and a roof (R). (R) a horizontal beam portion (2) extending outward toward the eaves side, an inclined beam portion (3) extending outwardly and obliquely downward at its outer end, and a small horizontal portion extending outwardly at its outer end. A frame beam (12) integrally formed with a horizontal portion (4) of length is arranged, and an outer edge (4a) of the horizontal portion (4) is provided on an upper surface of the horizontal portion (4) of the frame beam (12). The roof (R) extending from the house main body (Ha) is formed at the upper end of the standing piece (10) that rises inwardly of the house. Timber (52), which has the same inclination as the timber (52), and is provided with a receiving piece (11) on which the timber (52) can be placed. In addition, the vertical timber (57B) has the same inclination as the above-mentioned timber (52) at the upper end and this timber (52)
The receiving bar (57) provided with the receiving piece (57C) on which the above can be placed is bolted, and the receiving piece (11) and the receiving piece (5) are attached.
7C) and the eaves side of the barrel wood (52) are supported by bolting the barrel wood (52) to the roof structure.